--- a/gcc/doc/libgcc.texi	Sun Aug 21 07:07:55 2011 +0900
+++ b/gcc/doc/libgcc.texi	Fri Oct 27 22:46:09 2017 +0900
@@ -1,5 +1,4 @@
-@c Copyright (C) 2003, 2004, 2005, 2006, 2007, 2010
-@c Free Software Foundation, Inc.
+@c Copyright (C) 2003-2017 Free Software Foundation, Inc.
 @c This is part of the GCC manual.
 @c For copying conditions, see the file gcc.texi.
 @c Contributed by Aldy Hernandez <aldy@quesejoda.com>
@@ -106,8 +105,8 @@
 and @var{b}.
 @end deftypefn
 
-@deftypefn {Runtime Function} {unsigned long} __udivmoddi3 (unsigned long @var{a}, unsigned long @var{b}, unsigned long *@var{c})
-@deftypefnx {Runtime Function} {unsigned long long} __udivti3 (unsigned long long @var{a}, unsigned long long @var{b}, unsigned long long *@var{c})
+@deftypefn {Runtime Function} {unsigned long} __udivmoddi4 (unsigned long @var{a}, unsigned long @var{b}, unsigned long *@var{c})
+@deftypefnx {Runtime Function} {unsigned long long} __udivmodti4 (unsigned long long @var{a}, unsigned long long @var{b}, unsigned long long *@var{c})
 These functions calculate both the quotient and remainder of the unsigned
 division of @var{a} and @var{b}.  The return value is the quotient, and
 the remainder is placed in variable pointed to by @var{c}.
@@ -178,39 +177,39 @@
 
 @subsection Bit operations
 
-@deftypefn {Runtime Function} int __clzsi2 (int @var{a})
-@deftypefnx {Runtime Function} int __clzdi2 (long @var{a})
-@deftypefnx {Runtime Function} int __clzti2 (long long @var{a})
+@deftypefn {Runtime Function} int __clzsi2 (unsigned int @var{a})
+@deftypefnx {Runtime Function} int __clzdi2 (unsigned long @var{a})
+@deftypefnx {Runtime Function} int __clzti2 (unsigned long long @var{a})
 These functions return the number of leading 0-bits in @var{a}, starting
 at the most significant bit position.  If @var{a} is zero, the result is
 undefined.
 @end deftypefn
 
-@deftypefn {Runtime Function} int __ctzsi2 (int @var{a})
-@deftypefnx {Runtime Function} int __ctzdi2 (long @var{a})
-@deftypefnx {Runtime Function} int __ctzti2 (long long @var{a})
+@deftypefn {Runtime Function} int __ctzsi2 (unsigned int @var{a})
+@deftypefnx {Runtime Function} int __ctzdi2 (unsigned long @var{a})
+@deftypefnx {Runtime Function} int __ctzti2 (unsigned long long @var{a})
 These functions return the number of trailing 0-bits in @var{a}, starting
 at the least significant bit position.  If @var{a} is zero, the result is
 undefined.
 @end deftypefn
 
-@deftypefn {Runtime Function} int __ffsdi2 (long @var{a})
-@deftypefnx {Runtime Function} int __ffsti2 (long long @var{a})
+@deftypefn {Runtime Function} int __ffsdi2 (unsigned long @var{a})
+@deftypefnx {Runtime Function} int __ffsti2 (unsigned long long @var{a})
 These functions return the index of the least significant 1-bit in @var{a},
 or the value zero if @var{a} is zero.  The least significant bit is index
 one.
 @end deftypefn
 
-@deftypefn {Runtime Function} int __paritysi2 (int @var{a})
-@deftypefnx {Runtime Function} int __paritydi2 (long @var{a})
-@deftypefnx {Runtime Function} int __parityti2 (long long @var{a})
+@deftypefn {Runtime Function} int __paritysi2 (unsigned int @var{a})
+@deftypefnx {Runtime Function} int __paritydi2 (unsigned long @var{a})
+@deftypefnx {Runtime Function} int __parityti2 (unsigned long long @var{a})
 These functions return the value zero if the number of bits set in
 @var{a} is even, and the value one otherwise.
 @end deftypefn
 
-@deftypefn {Runtime Function} int __popcountsi2 (int @var{a})
-@deftypefnx {Runtime Function} int __popcountdi2 (long @var{a})
-@deftypefnx {Runtime Function} int __popcountti2 (long long @var{a})
+@deftypefn {Runtime Function} int __popcountsi2 (unsigned int @var{a})
+@deftypefnx {Runtime Function} int __popcountdi2 (unsigned long @var{a})
+@deftypefnx {Runtime Function} int __popcountti2 (unsigned long long @var{a})
 These functions return the number of bits set in @var{a}.
 @end deftypefn
 
@@ -502,8 +501,8 @@
 decimal floating point arithmetic and is only activated on selected
 targets.
 
-The software decimal floating point library supports either DPD 
-(Densely Packed Decimal) or BID (Binary Integer Decimal) encoding 
+The software decimal floating point library supports either DPD
+(Densely Packed Decimal) or BID (Binary Integer Decimal) encoding
 as selected at configure time.